"rho v time
0.0000000000000	0.0012799999584
0.3515742187500	0.0012780104199
0.7031484375000	0.0012760090563
1.0547226562500	0.0012740225734
1.4062968750000	0.0012720614192
1.7578710937500	0.0012701111523
2.1094453125000	0.0012682352636
2.4610195312500	0.0012665395081